package servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/logout") // 修改为不同的 URL 模式
public class LogoutServlet extends HttpServlet {
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        // 获取当前会话
        HttpSession session = request.getSession();
        // 使会话失效
        session.invalidate();
        // 重定向到首页
        response.sendRedirect(request.getContextPath() + "/index.jsp");
    }
}